Intel E7520 user manual System Features

Dual-Core Intel Xeon processor LV / E7520 Chipset / 6300ESB ICH

3.3System Features

Processor

•Supports two Dual-Core Intel Xeon processors LV

•On-board processor voltage regulators compatible with EmVRD11 Design Guide.

Chipset

•Intel® E7520 MCH

•Intel® 6300ESB ICH

Clocking

•CK409B clock synthesizer that generates all host clock and the PCI Express interface clock for the MCH PHY layer

•DB800 generates the PCI Express differential pair clocks to the onboard PCI Express components and the dedicated PCI Express slots

Memory

•Registered ECC DDR2-400 DIMMs

•Each of the two memory channels on the Intel® E7520 MCH on this CRB supports a maximum of four DDR2-400 DIMMs per channel

•3.2 Gbytes/s bus per channel bandwidth with DDR2-400

Graphics

• ATI Sapphire PCI Radeon* 700 64 MB graphics card

I/O

•From Intel® 6300ESB ICH

—One PCI 2.2 32/33 Slot

—Two PCI-X 66 MHz slots

—One IDE connector

—Two Serial ATA connectors

—Two Serial ports

—Four USB 2.0 ports Two on rear panel I/O Two on front panel header

—Super I/O via LPC bus from the 6300ESB One Floppy port

One Parallel port

One Serial port (10-pin header) Two PS2 port

Low Pin Count Bus

•National LPC 47M172 Super I/O residing on LPC bus

•Firmware hub

Board Form Factor

•13.3” x 14” for bench top use

•Common ATX 12V Power supply

Dual-Core Intel® Xeon® processor LV with Intel® E7520 Chipset and Intel® 6300ESB ICH
User’s Manual	April 2007
26	Order Number: 311274-009